Read this passage and answer the six-question quiz on maternal psychology.

Practice for the MCAT by answering questions based on the given graph about biological adaptations in Atlantic Salmon.

MCAT style passage and practice questions over lactate dehydrogenase and exhausted athletes.

Describes the stuctures of the ear, and gives the functions of each structure. An explanation of the organ of corti. Provides a chart along with links to more pages of additional information.

An illustration showing different types of cells in the human body.

An illustration showing different types of tissues in the human body.

Labeled illustration of a prokaryotic cell.

Labeled illustration showing the parts of a cell.

Labeled illustration of a cell membrane.

Article on Gertrude B. Elion, who was a co-recipient of the 1988 Nobel Prize in Physiology or Medicine for her work in discovering a drug for treating leukemia.

Simple step by step experiments that will allow students to explore the world of Biology. Concepts of genetics, metamorphosis, human and plant physiology are investigated.

Explore zoos and the change in animal care, and research the physiology and habitats of polar bears. Investigate the difference between what is essential to survive and what is desirable in an enriched environment.

Research the taxonomy, physiology and relatives of scorpions and create a mobile. Explore the stereoscopic senses of pit vipers, and experience how perception can be augmented by causing fluorescent paint to glow with UV light.

This Character File (CF) was created by a 5th/6th grade student in Shutesbury, Massachusetts, as part of a learning expedition on Deaf Culture. Students did fieldwork at four schools for the Deaf, including overnight exchange visits; all...

Students design a health and human body exhibit for a local museum by researching topics such as infectious diseases across history, anatomy, physiology, health, and nutrition. Students visited four museums across the country to...

Desert Woodrats inhabit scrublands in desert and semi-desert areas. Unlike some other rodents living in regions with limited water resources, the Desert Woodrat does not have water-conserving physiological adaptations. Learn more about...

A European study from the World Health Organization on the effects of noise pollution in communities. Definitions, physiology, effects - very comprehensive, well-indexed.

This site features a detailed index of photographs for cardiovascular pathology. You can see what a normal human heart looks like and what a sick one looks like too. Come and check it out.

This lesson will explain and identify the components of the cardiac conduction system.

Practice questions on how muscles rely on lactate dehydrogenase.

Explore some different areas of study in the life sciences.

Click on the eye and learn about the nocturnal animal it belongs to. Animals include cuttlefish, pit-viper, tarsier, flying gecko, fruit bat and the owl.

Identify how certain species survive in the Namib Desert through color protection, and determine what techniques animals in Namib use to hide from predators and to wait for prey.

Explain how an organism's adaptations give it advantages in particular environments. Calculate and compare the amount of pressure exerted by the foot of an elephant and a human, and apply that knowledge to an understanding of automobile...